ci2 starts bisection 2023-10-03 19:25:58.622165597 +0000 UTC m=+69469.773345444
bisecting fixing commit since 09045dae0d902f9f78901a26c7ff1714976a38f9
building syzkaller on 0b6a67ac4b0dc26f43030c5edd01c9175f13b784
ensuring issue is reproducible on original commit 09045dae0d902f9f78901a26c7ff1714976a38f9

testing commit 09045dae0d902f9f78901a26c7ff1714976a38f9 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c7f798e09ad337ed838391ea5099d22907f72bf056184f9cd2256ed5503687bb
run #0: crashed: WARNING: locking bug in ext4_ioctl
run #1: crashed: WARNING: locking bug in ext4_ioctl
run #2: crashed: WARNING: locking bug in ext4_ioctl
run #3: crashed: WARNING: locking bug in ext4_ioctl
run #4: crashed: WARNING: locking bug in ext4_ioctl
run #5: crashed: WARNING: locking bug in ext4_ioctl
run #6: crashed: WARNING: locking bug in ext4_ioctl
run #7: crashed: WARNING: locking bug in ext4_ioctl
run #8: crashed: WARNING: locking bug in ext4_ioctl
run #9: crashed: WARNING: locking bug in ext4_ioctl
run #10: crashed: WARNING: locking bug in ext4_ioctl
run #11: crashed: WARNING: locking bug in ext4_ioctl
run #12: crashed: WARNING: locking bug in ext4_ioctl
run #13: crashed: WARNING: locking bug in ext4_ioctl
run #14: crashed: WARNING: locking bug in ext4_ioctl
run #15: crashed: WARNING: locking bug in ext4_ioctl
run #16: crashed: WARNING: locking bug in ext4_ioctl
run #17: crashed: WARNING: locking bug in ext4_ioctl
run #18: crashed: WARNING: locking bug in ext4_ioctl
run #19: OK
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
check whether we can drop unnecessary instrumentation
disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 09045dae0d902f9f78901a26c7ff1714976a38f9 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9d8e14dc40cf4aca7f6c5aefef14ad5e15481af8324c335e38a3818202887ad1
all runs: OK
false negative chance: 0.000
kconfig minimization: base=3820 full=7527 leaves diff=2001
split chunks (needed=false): <2001>
split chunk #0 of len 2001 into 5 parts
testing without sub-chunk 1/5
testing commit 09045dae0d902f9f78901a26c7ff1714976a38f9 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e4a3db770f92632417d9d089615ece3c2a17dff597e58d0a15a003e5dfb4ea02
run #0: crashed: WARNING: locking bug in ext4_ioctl
run #1: crashed: WARNING: locking bug in ext4_ioctl
run #2: crashed: WARNING: locking bug in ext4_ioctl
run #3: infra problem: failed to get create image operation operation-1696363817567-606d57ac183a2-16e7ce57-f3b2dc80: googleapi: Error 503: The service is currently unavailable., backendError
run #4: crashed: WARNING: locking bug in ext4_ioctl
run #5: crashed: WARNING: locking bug in ext4_ioctl
run #6: crashed: WARNING: locking bug in ext4_ioctl
run #7: crashed: WARNING: locking bug in ext4_ioctl
run #8: crashed: WARNING: locking bug in ext4_ioctl
run #9: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 2/5
testing commit 09045dae0d902f9f78901a26c7ff1714976a38f9 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a1b2a0fd2a3d6d33d9a09528625d65691cdc971341369efa8cde2e96ccf9c736
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit 09045dae0d902f9f78901a26c7ff1714976a38f9 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3167298abc195aee945a0cf43bcf653157d2b1bffb582668c83296c0dea76ff7
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit 09045dae0d902f9f78901a26c7ff1714976a38f9 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 48c671e3d25f44dd1556de9ccbb722e9ca9dff4e3c13a42425b76aec95368829
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 5/5
testing commit 09045dae0d902f9f78901a26c7ff1714976a38f9 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 592ee8766ffacccc2e27afe480410b1f44a05cc1b7ab9685d6f054fbfecd668e
all runs: crashed: WARNING: locking bug in ext4_ioctl
representative crash: WARNING: locking bug in ext4_ioctl, types: [LOCKDEP]
the chunk can be dropped
determining the merge base between 09045dae0d902f9f78901a26c7ff1714976a38f9 and 5e62ed3b1c8a397185af53d6b94f04b9ff21ec7d
830b3c68c1fb1e9176028d02ef86f3cf76aa2476/Linux 6.1 is a merge base, check if it has the bug
testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: eabcdf6c712a07a1f8a0f47dde154f11883ca75933d52302d54375fff3d82bb8
all runs: OK
false negative chance: 0.000
reproducer does not crash the merge base, so there's no known bad commit
revisions tested: 8, total time: 1h28m34.832147585s (build: 32m28.284694206s, test: 53m15.712084934s)
crash still not fixed or there were kernel test errors
commit msg: Linux 6.1